Bridge Rectifier GBU4J
GBU4J single-phase bridge rectifier (600V, 4A) containing four discrete diodes in one package. Still classified HTS 8541.59.00 as semiconductor devices. Used in power supply secondary circuits.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If complete power supply rectifier
Assemblies with transformers/capacitors become static converters.
If mounted on PCB as control board
Circuit boards with rectifiers classified as control panels.
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Import Tips & Compliance
• Declare as 'semiconductor bridge' not electrical rectifier assembly
• Glass passivated vs plastic types affect reliability declarations
• Thermal resistance specs required for high-power customs entries
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